linux-kernel - [PATCH] soc: mediatek: pwrap: add pwrap driver for MT8188 SoC

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Message-ID: <20241007024350.7878-1-macpaul.lin@mediatek.com>
Date: Mon, 7 Oct 2024 10:43:50 +0800
From: Macpaul Lin <macpaul.lin@...iatek.com>
To: Matthias Brugger <matthias.bgg@...il.com>, AngeloGioacchino Del Regno
	<angelogioacchino.delregno@...labora.com>, <linux-kernel@...r.kernel.org>,
	<linux-arm-kernel@...ts.infradead.org>, <linux-mediatek@...ts.infradead.org>,
	Alexandre Mergnat <amergnat@...libre.com>
CC: Bear Wang <bear.wang@...iatek.com>, Pablo Sun <pablo.sun@...iatek.com>,
	Macpaul Lin <macpaul.lin@...iatek.com>, Macpaul Lin <macpaul@...il.com>, "Sen
 Chu" <sen.chu@...iatek.com>, Chris-qj chen <chris-qj.chen@...iatek.com>,
	MediaTek Chromebook Upstream
	<Project_Global_Chrome_Upstream_Group@...iatek.com>, Chen-Yu Tsai
	<wenst@...omium.org>
Subject: [PATCH] soc: mediatek: pwrap: add pwrap driver for MT8188 SoC

MT8188 are highly integrated SoC and use PMIC_MT6359 for
power management. This patch adds pwrap master driver to
access PMIC_MT6359.

Signed-off-by: Sen Chu <sen.chu@...iatek.com>
Signed-off-by: Macpaul Lin <macpaul.lin@...iatek.com>
---
 drivers/soc/mediatek/mtk-pmic-wrap.c | 33 ++++++++++++++++++++++++++++
 1 file changed, 33 insertions(+)

diff --git a/drivers/soc/mediatek/mtk-pmic-wrap.c b/drivers/soc/mediatek/mtk-pmic-wrap.c
index 9fdc0ef79202..5d3c90e32067 100644
--- a/drivers/soc/mediatek/mtk-pmic-wrap.c
+++ b/drivers/soc/mediatek/mtk-pmic-wrap.c
@@ -1087,6 +1087,23 @@ static const int mt8183_regs[] = {
 	[PWRAP_WACS2_VLDCLR] =			0xC28,
 };
 
+static int mt8188_regs[] = {
+	[PWRAP_INIT_DONE2] =            0x0,
+	[PWRAP_STAUPD_CTRL] =           0x4C,
+	[PWRAP_TIMER_EN] =              0x3E4,
+	[PWRAP_INT_EN] =                0x420,
+	[PWRAP_INT_FLG] =               0x428,
+	[PWRAP_INT_CLR] =               0x42C,
+	[PWRAP_INT1_EN] =               0x450,
+	[PWRAP_INT1_FLG] =              0x458,
+	[PWRAP_INT1_CLR] =              0x45C,
+	[PWRAP_WACS2_CMD] =             0x880,
+	[PWRAP_SWINF_2_WDATA_31_0] =    0x884,
+	[PWRAP_SWINF_2_RDATA_31_0] =    0x894,
+	[PWRAP_WACS2_VLDCLR] =          0x8A4,
+	[PWRAP_WACS2_RDATA] =           0x8A8,
+};
+
 static const int mt8195_regs[] = {
 	[PWRAP_INIT_DONE2] =		0x0,
 	[PWRAP_STAUPD_CTRL] =		0x4C,
@@ -1324,6 +1341,7 @@ enum pwrap_type {
 	PWRAP_MT8173,
 	PWRAP_MT8183,
 	PWRAP_MT8186,
+	PWRAP_MT8188,
 	PWRAP_MT8195,
 	PWRAP_MT8365,
 	PWRAP_MT8516,
@@ -1845,6 +1863,7 @@ static int pwrap_init_cipher(struct pmic_wrapper *wrp)
 	case PWRAP_MT6797:
 	case PWRAP_MT8173:
 	case PWRAP_MT8186:
+	case PWRAP_MT8188:
 	case PWRAP_MT8365:
 	case PWRAP_MT8516:
 		pwrap_writel(wrp, 1, PWRAP_CIPHER_EN);
@@ -2393,6 +2412,19 @@ static const struct pmic_wrapper_type pwrap_mt8183 = {
 	.init_soc_specific = pwrap_mt8183_init_soc_specific,
 };
 
+static struct pmic_wrapper_type pwrap_mt8188 = {
+	.regs = mt8188_regs,
+	.type = PWRAP_MT8188,
+	.arb_en_all = 0x777f,
+	.int_en_all = 0x180000,
+	.int1_en_all = 0,
+	.spi_w = PWRAP_MAN_CMD_SPI_WRITE,
+	.wdt_src = PWRAP_WDT_SRC_MASK_ALL,
+	.caps = PWRAP_CAP_INT1_EN | PWRAP_CAP_ARB,
+	.init_reg_clock = pwrap_common_init_reg_clock,
+	.init_soc_specific = NULL,
+};
+
 static const struct pmic_wrapper_type pwrap_mt8195 = {
 	.regs = mt8195_regs,
 	.type = PWRAP_MT8195,
@@ -2456,6 +2488,7 @@ static const struct of_device_id of_pwrap_match_tbl[] = {
 	{ .compatible = "mediatek,mt8173-pwrap", .data = &pwrap_mt8173 },
 	{ .compatible = "mediatek,mt8183-pwrap", .data = &pwrap_mt8183 },
 	{ .compatible = "mediatek,mt8186-pwrap", .data = &pwrap_mt8186 },
+	{ .compatible = "mediatek,mt8188-pwrap", .data = &pwrap_mt8188 },
 	{ .compatible = "mediatek,mt8195-pwrap", .data = &pwrap_mt8195 },
 	{ .compatible = "mediatek,mt8365-pwrap", .data = &pwrap_mt8365 },
 	{ .compatible = "mediatek,mt8516-pwrap", .data = &pwrap_mt8516 },
-- 
2.45.2